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Cat C9.3 ACERT engines are the ideal solution for your demanding operations in the oilfield. Decades of field operation and intense research and development allow Cat C9.3 ACERT engines to deliver excellent performance with low operating costs and emissions. This is an ideal engine for applications that require Tier 4 Interim or EU Stage IIIB emissions certifications. Equipment powered by C9.3 ACERT engines includes workover rigs, pump skids, acidizing units, cementing units, coil tubing units, and hydraulic power units. Cat engines are backed by the worldwide network of Cat dealers ready to support your operation with technical support, service, parts, and warranty. Cat® C9.3 ACERT™ Industrial Diesel Engine. Ratings: 224-261 bkW (300-350 bhp) @ 1800-2200 rpm meet U.S. EPA Tier 4 Interim, EU Stage IIIB emission standards. This information about Emissions describes the particular rating’s emissions technology. For more information about emissions certification, please contact your local Cat dealer.
Request a QuoteMaximum Rating350BHP
Displacement567.5in³
Minimum Rating300BHP
Governor and ProtectionElectronic (ADEM™ A4)
RPM2200r/min
AspirationTurbocharged-Aftercooled
Flywheel and Flywheel HousingSAE 1 or SAE 2
Flywheel Teeth113 (SAE 1)
Rotation from Flywheel EndCounterclockwise
Stroke5.87in
Bore4.53in
EmissionsUS EPA Tier 4 Interim, EU Stage IIIB
Length45.3in
Width32.6in
Height44.21in
Weight1950lb
Lube Oil System - Refill31.7gal (US)
Standard
Turbocharged Air-to-Air Aftercooled
Standard
Electronic control system, over-foam wiring harness, automatic altitude compensation, power compensated for fuel temperature, configurable software features, engine monitoring system SAE J1939 broadcast and control, integrated Electronic Control Unit (ECU) remote fan control
Standard
Vertical outlet thermostat housing, centrifugal water pump, guidance on cooling system design available to ensure machine reliability
Standard
Clean Emissions Module (CEM) that includes Diesel Particulate Filter (DPF), Diesel Oxidation Catalyst (DOC), and Cat Regeneration System, optional exhaust outlet
Standard
SAE No. 1 and SAE No. 2 flywheel housing
Standard
High pressure common rail, primary fuel filter, secondary fuel filters, fuel transfer pump, electronic fuel priming
Standard
Open crankcase ventilation system, oil cooler, oil filler, oil filter, oil dipstick, oil pump (gear driven), choice of sumps (front, rear, shallow)
Standard
SAE A, SAE B, and SAE C drives available, engine power can also be taken from the front of the engine on some applications
Standard
Paint: Cat yellow, vibration damper, lifting eyes
Optional
integration with engine cooling system allows ease of installation and a tighter overall engine package
Optional
braking capabilities for mobile applications
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